package com.huan.servlet.user;

import com.huan.util.Constants;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/*
 * 作者： 王鹏欢
 * @Date 2021-07-20 0:25
 * @Description TODO
 */
public class LogoutServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
       //注销当前的Session
        req.getSession().removeAttribute(Constants.USER_SESSION);
        //重定向到登录页面
       resp.sendRedirect(req.getContextPath()+"/login.jsp");//返回登录页面,光写"/login.jsp"会404
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doGet(req, resp);
    }
}
